Filed under: USA, Figure SkatingSPOKANE, Wash. (AP) -- Her Olympic dreams over, Sasha Cohen stuck around to watch Mirai Nagasu and Rachael Flatt."They're great,'' Cohen said. "They're cute, they're excited.''That they most definitely are.Flatt and Nagasu earned trips to the Olympics with their 1-2 finish at the U.S. Figure Skating Championships on Saturday night, and the folks in Vancouver should consider themselves warned. The rest of the world might not know who they are -- heck, folks in America will brush up on their bios -- and they might not wind up on the medals stand.But they sure will put on a sh